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Finding the Fourth Proportional to 100,007.38, 150,011.02 and 40,063.06

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Solution

The fourth proportional to 100,007.38, 150,011.02 and 40,063.06 is: 60,094.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,007.38 : 150,011.02 = 40,063.06 : x
  2. Step 2: Convert to fraction form
    100,007.38/150,011.02 = 40,063.06/x
  3. Step 3: Cross multiply
    100,007.38x = 150,011.02 × 40,063.06
  4. Step 4: Simplify right side
    100,007.38x = 6,009,900,494.92
  5. Step 5: Solve for x
    x = 6,009,900,494.92/100,007.38
  6. Step 6: Final answer
    x = 60,094.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.